The first demon-hunting expedition by Lily and Akutsu turns up nothing... except for Yuka, a childhood friend of Hirota's who sees Lily as a rival for his affections!
To defeat the enemy, 
you must know them first.
.لهزيمة العدوّ، على المرء أن يعرفه أوّلاً
Um seinen Feind zu bezwingen,
muss man ihn erst kennen.
pour gagner,
il faut connaître son ennemi.
Per sconfiggere il nemico,
devi prima conoscerlo.